Tomorrow's Weather Forecast - Macao

Tomorrow's weather in Macao. high 31°C (88°F), low 25°C (77°F). Drizzle.

Tomorrow’s Outlook

Tomorrow brings a similar temperature to today. Expect heavy rain in the evening, with rain chances climbing as high as 86%. That risk lines up with humidity averaging 71% through the day the more moisture in the air, the more readily clouds build into showers. Humidity stays high near 71%, so it will feel muggier and stickier than the temperature alone suggests. A light breeze near 20 km/h is expected. Sunrise is at 6:11 AM and sunset at 6:32 PM, for about 12h 21m of daylight.

Tomorrow
31°/ 25°
Today30° / 21°

Tomorrow’s Hourly Weather Outlook

Morning6 AM – Noon27°
Rain probability
13%
Wind speed
17 km/h
AfternoonNoon – 6 PM31°
Rain probability
49%
Wind speed
18 km/h
Evening6 PM – Midn27°
Rain probability
86%
Wind speed
20 km/h
NightMidn – 6 AM26°
Rain probability
41%
Wind speed
16 km/h

24-Hour Rain & Temperature Forecast

Tomorrow12 Sep
··
0:00
1:00
2:00
3:00
4:00
5:00
6:00
7:00
8:00
9:00
10:00
11:00
12:00
13:00
14:00
15:00
16:00
17:00
18:00
19:00
20:00
21:00
22:00
23:00

Temperature · peaks at +31°C

Planning Advice for Tomorrow

Clothing
Waterproof jacket and umbrella strongly recommended.
Outdoor
Not ideal for outdoor plans or car washes — heavy rain expected.
Travel
Expect traffic slowdowns from wet roads. Allow extra time.

Sunrise & Sunset

Sunrise
Dawn 5:41 AM
Total Daylight
Full day forecastSolar noon 12:22 PM
Sunset
Dusk 7:02 PM
vs today-1 min daylight
Sunrise shiftSame time
Sunset shift1 min earlier

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Macao is forecast to reach a high of 31°C tomorrow, with an overnight low around 25°C. That's 2° above the long-term average high of 29°C for this time of year. It continues a recent pattern — 19 of the last 19 days with published data have run warmer than normal. Expect a high chance of rain (86% probability) and a gentle breeze averaging 20 km/h. Air quality is currently Unhealthy for Sensitive Groups (AQI 131), driven mainly by O₃ at 87 μg/m³.

Today vs Normal

30°C+1° above normal

The long-term average high for today is 29°C.

19 of the last 19 days with published data ran above normal.

It continues that pattern - today's forecast is also running above normal.

2026-08-19: 30°C30°2026-08-20: 29°C29°2026-08-21: 30°C30°2026-08-22: 30°C30°2026-08-23: 31°C31°2026-08-24: 30°C30°2026-08-25: 30°C30°2026-08-26: 30°C30°2026-08-27: 29°C29°2026-08-28: 30°C30°2026-08-29: 30°C30°2026-08-30: 30°C30°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Unhealthy for Sensitive Groups

Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.